Creating a Two-Dimensional Array : Array « Collections Data Structure « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JDK 6
25.JNDI LDAP
26.JPA
27.JSP
28.JSTL
29.Language Basics
30.Network Protocol
31.PDF RTF
32.Reflection
33.Regular Expressions
34.Scripting
35.Security
36.Servlets
37.Spring
38.Swing Components
39.Swing JFC
40.SWT JFace Eclipse
41.Threads
42.Tiny Application
43.Velocity
44.Web Services SOA
45.XML
Java » Collections Data Structure » ArrayScreenshots 
Creating a Two-Dimensional Array
     


/*This example creates a two-dimensional array with 9 rows and a variable number 
of columns for each row. The first row is given 21 columns. The second row is 
given 5000 columns.
*/
public class Test2Darray2 {
  public static void main(String args[]) {
    int[][] multD = new int[9][];
    multD[0new int[21];
    multD[1new int[5000];
  }
}



           
         
    
    
    
    
  
Related examples in the same category
1.Initialize a static array
2.Initialization and re-assignment of arraysInitialization and re-assignment of arrays
3.Doubling the size of an arrayDoubling the size of an array
4.Timing array loop performance
5.Array 2DArray 2D
6.Can you change the .length of an array
7.Show Two-Dimensional Array of Objects
8.ArrayListDemo done over using an ArrayList
9.Array Hunt game
10.Multi Dimension Array
11.Clone Array
12.Associates keys with valuesAssociates keys with values
13.Arrays of primitives
14.Creating arrays with new
15.Array initialization
16.Creating an array of nonprimitive objects
17.Create multidimension arraysCreate multidimension arrays
18.Initializing Array ValuesInitializing Array Values
19.Initializing a Two Dimensional ArrayInitializing a Two Dimensional Array
20.Using the length VariableUsing the length Variable
21.Triangular array
22.Grow arrayGrow array
23.Define array for class Define array for class
24.String array and output to consoleString array and output to console
25.Multiply two matrices
26.Array Of Arrays Demo 2Array Of Arrays Demo 2
27.Array Copy DemoArray Copy Demo
28.Copying Elements from One Array to Another
29.Java program to demonstrate multidimensional arraysJava program to demonstrate multidimensional arrays
30.Extend the size of an array
31.Copy an array
32.Initialize multidimensional array
33.Get array upperbound
34.To get the number of dimensions
35.Resize an array, System.arraycopy()
36.Dump array content: Convert the array to a List and then convert to String
37.java.utils.Arrays provides ways to dump the content of an array.
38.Dump multi-dimensional arrays
39.Use the new shorthand notation to iterate through an array
40.Create a repeated sequence of character
41.Reverse array elements order
42.Convert array of primitives into array of objects
43.Array Initializers
44.Reinitializes a byte array
45.Reinitializes an int array
46.Sum all elements in the array
47.Sums an array of numbers log(x1)...log(xn)
48.A class to iterate over all permutations of an array.
49.Palidrome Array
50.Set of utilities used to manipulate arrays.
51.ArrayUtils provides static methods for manipulating arrays when using a tool such as java.util.ArrayList is inconvenient.
52.Array Util
53.clone two dimensional array
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.